8.14729
Hydroquinone monosulfonic acid potassium salt
for synthesis
Synonym(s):
Hydroquinone monosulfonic acid potassium salt, 2,5-Dihydroxybenzenesulfonic acid potassium salt
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About This Item
Empirical Formula (Hill Notation):
C6H5KO5S
CAS Number:
Molecular Weight:
228.26
UNSPSC Code:
12352107
EC Index Number:
244-584-7
NACRES:
NA.22
MDL number:
Form:
powder
Quality Level
form
powder
mp
250-251 °C
storage temp.
2-30°C
SMILES string
[Ca+2].[S](=O)(=O)(O)c2c(ccc(c2)O)O.[S](=O)(=O)(O)c1c(ccc(c1)[O-])[O-]
InChI
1S/2C6H6O5S.Ca/c2*7-4-1-2-5(8)6(3-4)12(9,10)11;/h2*1-3,7-8H,(H,9,10,11);/q;;+2/p-2
InChI key
QGNBTYAQAPLTMX-UHFFFAOYSA-L
Analysis Note
Assay (acidimetric after ion exchange): ≥ 96.0 %
Water (K. F.): ≤ 1.0 %
Identity (IR): passes test
Water (K. F.): ≤ 1.0 %
Identity (IR): passes test
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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